Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and Zanamivir

Immunocompromised patients are at increased risk of complications of influenza virus infection. We report on two critically ill patients on immunosuppressive medication with influenza pneumonia. In both patients, oseltamivir monotherapy did not result in clearance of the virus after 18 and five days...

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Main Authors: Wouter J. Meijer, Wiete Kromdijk, Marcel P. H. van den Broek, Pieter-Jan A. Haas, Monique C. Minnema, Charles A. Boucher, Dylan W. de Lange, Annemarie M. J. Wensing
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Case Reports in Infectious Diseases
Online Access:http://dx.doi.org/10.1155/2015/504975
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author Wouter J. Meijer
Wiete Kromdijk
Marcel P. H. van den Broek
Pieter-Jan A. Haas
Monique C. Minnema
Charles A. Boucher
Dylan W. de Lange
Annemarie M. J. Wensing
author_facet Wouter J. Meijer
Wiete Kromdijk
Marcel P. H. van den Broek
Pieter-Jan A. Haas
Monique C. Minnema
Charles A. Boucher
Dylan W. de Lange
Annemarie M. J. Wensing
author_sort Wouter J. Meijer
collection DOAJ
description Immunocompromised patients are at increased risk of complications of influenza virus infection. We report on two critically ill patients on immunosuppressive medication with influenza pneumonia. In both patients, oseltamivir monotherapy did not result in clearance of the virus after 18 and five days, respectively. After adding zanamivir and amantadine to the treatment, PCRs on pharyngeal and/or plasma specimens turned negative in both patients after four and three days, respectively. We suggest, that in critically ill patients with influenza A H1N1 infection, treatment efficacy should be monitored closely and treatment with a combination of antiviral drugs should be considered.
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spelling doaj-art-9f4305ebb9e14aa6ab240fdc3f9ef0212025-02-03T05:48:19ZengWileyCase Reports in Infectious Diseases2090-66252090-66332015-01-01201510.1155/2015/504975504975Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and ZanamivirWouter J. Meijer0Wiete Kromdijk1Marcel P. H. van den Broek2Pieter-Jan A. Haas3Monique C. Minnema4Charles A. Boucher5Dylan W. de Lange6Annemarie M. J. Wensing7Wilhelmina Children’s Hospital, University Medical Center Utrecht, Lundlaan 6, P.O. Box 85090, Utrecht, NetherlandsDepartment of Pharmacy & Pharmacology, Slotervaart Hospital, 1066 EC Amsterdam, NetherlandsDepartment of Clinical Pharmacy, University Medical Center Utrecht, 3584 CX Utrecht, NetherlandsDepartment of Medical Microbiology, University Medical Center Utrecht, 3584 CX Utrecht, NetherlandsDepartment of Hematology, University Medical Center Utrecht, 3584 CX Utrecht, NetherlandsDepartment of Virology, Erasmus Medical Center, 3015 CE Rotterdam, NetherlandsDepartment of Intensive Care, University Medical Center Utrecht, 3584 CX Utrecht, NetherlandsDepartment of Virology, Medical Microbiology, University Medical Center Utrecht, 3584 CX Utrecht, NetherlandsImmunocompromised patients are at increased risk of complications of influenza virus infection. We report on two critically ill patients on immunosuppressive medication with influenza pneumonia. In both patients, oseltamivir monotherapy did not result in clearance of the virus after 18 and five days, respectively. After adding zanamivir and amantadine to the treatment, PCRs on pharyngeal and/or plasma specimens turned negative in both patients after four and three days, respectively. We suggest, that in critically ill patients with influenza A H1N1 infection, treatment efficacy should be monitored closely and treatment with a combination of antiviral drugs should be considered.http://dx.doi.org/10.1155/2015/504975
spellingShingle Wouter J. Meijer
Wiete Kromdijk
Marcel P. H. van den Broek
Pieter-Jan A. Haas
Monique C. Minnema
Charles A. Boucher
Dylan W. de Lange
Annemarie M. J. Wensing
Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and Zanamivir
Case Reports in Infectious Diseases
title Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and Zanamivir
title_full Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and Zanamivir
title_fullStr Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and Zanamivir
title_full_unstemmed Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and Zanamivir
title_short Treatment of Immunocompromised, Critically Ill Patients with Influenza A H1N1 Infection with a Combination of Oseltamivir, Amantadine, and Zanamivir
title_sort treatment of immunocompromised critically ill patients with influenza a h1n1 infection with a combination of oseltamivir amantadine and zanamivir
url http://dx.doi.org/10.1155/2015/504975
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